Ski helmet



FIG. 1 is a left side view of a ski helmet showing our new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is a perspective view thereof, the face guard shown in a detached position.

The crosshatch shading shown in FIGS. 6-8 is understood to repeat throughout the indicated area. 

The ornamental design for a ski helmet, as shown. 